Leinonen Group helps companies succeed in complex business environments by delivering reliable Accounting, Payroll Management, Tax Advisory, Administration and Audit services. We operate from 11 offices across 10 Nordic and Eastern European countries, including Finland, Estonia, Latvia, Lithuania, Sweden, Norway, Ukraine, Poland, Hungary and Bulgaria. We are also present in Central Asia through our office in Kazakhstan. With a strong Finnish foundation and over 36 years of international accountancy experience, Leinonen supports both international and local clients across industries and languages. We simplify financial operations, ensure compliance and build long term partnerships based on trust and quality.
| Website | http://www.leinonen.eu |
| Revenue | $36 million |
| Employees | 49 (49 on RocketReach) |
| Founded | 1989 |
| Phone | +372 611 7700 |
| Industry | Accounting, Accounting & Accounting Services, Business Services |
| Keywords | Business Consulting, Accounting Services, Strategic Advisory, Payroll Management, Management Consulting, Business Advisory, Corporate Services, Due Diligence, Administrative Services, Audit And Assurance, Financial Audit, Accounting Outsourcing, Tax Services, Payroll Outsourcing, Compliance Consulting, Financial Planning, Risk Management, Operational Efficiency, Financial Reporting, Business Process Improvement |
| Competitors | Deloitte, PwC, EY, KPMG In Pakistan, Baker Tilly US, BDO, Crowe, RSM Est, Mazars, Grant Thornton International Ltd +36 more (view full list) |
| SIC | SIC Code 8721 Companies, SIC Code 87 Companies, SIC Code 73 Companies, SIC Code 872 Companies |
| NAICS | NAICS Code 54 Companies, NAICS Code 54121 Companies, NAICS Code 5412 Companies, NAICS Code 541 Companies |
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Leinonen Group Questions
The Leinonen Group annual revenue was $36 million in 2026.
Seppo Hämäläinen is the CEO of Leinonen Group.
49 people are employed at Leinonen Group.
The NAICS codes for Leinonen Group are [54, 54121, 5412, 541].
The SIC codes for Leinonen Group are [8721, 87, 73, 872].
Top Leinonen Group Employees
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Seppo Hämäläinen
CEO at Leinonen Group
Tallinn, Harju County, EE22 -
1
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31
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Eleni Non
Accountant at Leinonen Group
Tallinn, EE1 -
Tuomas Pukkala
Regional Director at Leinonen Group
Helsinki, FI1
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